Superbti Co.,Ltd

1. Introduction Titanium Tapping screws Titanium Hexagon Screw Titanium Flat Head Socket Cap Screws Titanium Hex Cap Screws Fully Threaded Titanium Screw Flat Head 2. Materials & standards Material Gr1, Gr2, Gr3, Gr4, Gr5, Gr7, Gr9, Gr12 Standard DIN 933, DIN912, DIN931, DIN913, DIN916, DIN7984, DIN6921, DIN7985, DIN963, DIN84, DIN7981 Size M1.6~ M64 Technique CNC Machining States (M) Annealed Surface Polishing, Anodizing, Black oxide Note: Non-standard sizes are also available. 3. Characters Low Modulus of Elasticity Good thermal properties Nonmagnetic and Non-toxic Excellent Bearing to cryogenic property Good resistance to effect of heat Excellent Corrosion Resistance Low Density and High Strength 4. Chemical Requirements Grade N C H Fe O Al V Pa Mo Ni Ti GR 1 0.03 0.08 0.015 0.20 0.18 / / / / / bal GR 2 0.03 0.08 0.015 0.30 0.25 / / / / / bal GR 5 0.05 0.08 0.015 0.40 0.20 5.5~6.75 3.5~4.5 / / / bal GR 7 0.03 0.08 0.015 0.30 0.25 / / 0.12~0.25 / / bal GR 9 0.03 0.08 0.015 0.25 0.15 2.5~3.5 2.0~3.0 / / / bal GR 12 0.03 0.08 0.015 0.30 0.25 / / / 0.2~0.4 0.6~0.9 bal 5. Physical Properties Grade State Tensile strength(min) Yeild strength (min) Elongation (%) Ksi MPa ksi MPa GR 1 （M）Annealed 35 240 20 138 24 GR 2 （M）Annealed 50 345 40 275 20 GR 5 （M）Annealed 130 895 120 828 10 GR 7 （M）Annealed 50 345 40 275 20 GR 9 （M）Annealed 90 620 70 438 15 GR 12 （M）Annealed 70 438 50 345 18